damblocks

Plain text status line generator written in POSIX shell, fork of sbar.

Features

• individual update intervals and signals
• individual modules only updated when needed, instantly
• supporting stdin, fifo and xsetroot
• supporting Wayland, Xorg and TTY
• restart damblocks with reload

Modules

• time and date
• battery or AC power supply, bluetooth battery
• brightness level, microphone volume, speaker volume
• wifi signal, ethernet connection
• memory usage, cpu usage, cpu temperature, cpu fan speed
• disk usage on root and home partition
• pacman update count, tty login count, system uptime
• calcurse coming event count, newsboat unread count, maildir unread count
• weather report
• mpd music title

Dependency

depends	ttf-nerd-fonts-symbols wireplumber brightnessctl coreutils sed grep awk curl cronie udev
suggests	dash bluez-utils isync newsboat calcurse mpc wob xob stow

Every function that supports signaling depends on one or more of:

1. scripts
2. udev rules
3. cronjobs

Specific dependencies are listed in the SIGNALING session in this script.

Installation

To mange all the scripts, udev rules and cronjobs:

# no sudo, scripts and cronjobs are installed as current user instead of root
# install
make install
# uninstall
make uninstall

Usage

• output to stdin by default
• --fifo redirects to ${XDG_RUNTIME_DIR}/damblocks.fifo
• --xsetroot sets the X root window title

river-classic with dam

Use dam-run.

kwm on river

kwm can read from stdin:

damblocks | kwm &
killall -q mpc
damblocks-mpdd

or a named pipe:

damblocks --fifo &
killall -q mpc
damblocks-mpdd

dwm

# .xinitrc
damblocks --xsetroot &
exec dwm

dwl with bar patch

damblocks | dwl

i3/sway bar

# .config/{i3,sway}/config
bar {
    status_command damblocks
}

exec_always "killall -q mpc; damblocks-mpdd"

dvtm

damblocks --fifo &
dvtm -s ${XDG_RUNTIME_DIR}/damblocks.fifo